Red Sox top prospect Marcelo Mayer has best game since High-A call-up
Marcelo Mayer, the Red Sox' top prospect, already looks destined for the big leagues - The Boston Globe
Marcelo Mayer autographed card sells for $132,000
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2022 Bowman Sterling Refractor dual autograph auto Marcelo Mayer Blaze Jordan 25
2023 Bowman Baseball Checklist, Team Set Lists, Box Info, Odds
Marcelo Mayer Rookie 1st Bowman 2021 Bowman Chrome #BDC-174, Red Sox –
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Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
Marcelo Mayer / Blowout Buzz
Marcelo Mayer 2022 Bowman Sterling Black Atomic Autograph /10 BOSTON RED SOX - All-Star Sports